Journal
It is shown that an increased resistance of concrete to biological corrosion can be achieved by using a high-performance complex chemical admixture co...
Issue №4, 2023 |
Section: Concrete |
Keywords: biological corrosion, stability, microorganism waste products, dense structure, strong hydrated phases, chemical additive |
Autor: V.Y. Solovieva, I.V. Stepanova, D.V. Soloviev. |
The article contains the results of laboratory studies performed to evaluate the effectiveness of introducing a complex additive based on synthetic fl...
Issue №2, 2023 |
Section: Waste utilization |
Keywords: fluorocarboncontaining mineralizer, combustible additive, sodium fluoroaluminates, lime milk, caustification, thermogravimetry, limestone decarbonizing, clinker chemical species synthesis |
Autor: B.P. Kulikov, N.V. Vasyunina, I.V. Dubova, A.S. Samoilo, R.O. Balanev, I.K. Ivanova, Ya.S. Sysoeva. |
It has been established that granulated blast-furnace slag improves the structure of the problem cohesive soils increasing their density and strength....
Issue №2, 2022 |
Section: Waste utilization |
Keywords: soil, reinforcement, filtration coefficient, maximum density, strength, frost resistance, granulated blast furnace slag, finely ground blast furnace slag, Рortland cement, chemical additive |
Autor: R.R. Adigamov, E.V. Mitukova, V.Y. Solovieva, S.O. Gunin. |
In the cement industry, X-ray fluorescence analysis (XRF) is one of the major techniques employed for raw material and final product quality contr...
Issue №3, 2021 |
Section: Control of production |
Keywords: X-ray fluorescence analysis, sample preparation, chemical analysis |
Autor: R. Schramm, I.V. Tyabina. |
The article covers quality control in cement production at the Volsk, Ferzikovo and Schurov plants of LafargeHolcim Russia, and operations of its R&D ...
Issue №5, 2020 |
Section: Standartization and quality |
Keywords: cement, clinker, raw materials, quality, testing, chemical analysis, phase composition, particle-size analysis, concrete, dry building mortars |
Autor: Ye.Yu. Ivlieva, N.N. Naumova, Ye.A. Nekrasova, Ye.A. Voloshin, S.A. Lukoshkin. |
Concrete is a dynamic material that changes continuously with time. At the same time, it remains exposed to external environment during its service li...
Issue №3, 2020 |
Section: Concrete |
Keywords: concrete, corrosion, chemical ingress, destruction |
Autor: A.K. Chatterjee. |
Methods for preparing samples for XRF analysis of cement materials are described, as well as their effect on the data obtained. The advantages of fusi...
Issue №2, 2020 |
Section: Control of production |
Keywords: x-ray fluorescence, XRF, sample preparation, chemical analysis |
Autor: Y.A. Tomilina, P. Deprez, F. Davidts. |
The effectiveness of using ground granulated blast furnace slag (GGBS) to replace 40 % cement in the composition of pavement concrete is s...
Issue №2, 2020 |
Section: Concrete |
Keywords: ground granulated blast furnace slag (GGBFS), concrete, road surface, strength, resistance to cracking, frost resistance, water resistance, chemical resistance, hardness, abrasion |
Autor: R.R. Adigamov, E.V. Mityukova, V.Y. Solovieva, S.O. Gunin. |
The Vostokcement group of companies includes cement producers AO Spasskcement, AO Teploozersky Cement Plant and AO PO Yakutcement, which provide effec...
Issue №3, 2019 |
Section: Standartization and quality |
Keywords: cement, clinker, raw materials, production, quality, testing, chemical analysis. |
Autor: P.G. Kryukova, L.A. Timoshenko, I.Ye. Musko, B.Ya. Kuidina, N.V. Sysoeva, I.S. Sokolyuk, N.V. Zakovryashina. |
The Sintez OKA - Construction Chemicals company (previously - Sintez OKA - Intensive), part of the Sintez OKA group, celebrated its 10th anniv...
Issue №2, 2019 |
Section: Equipment and technology |
Keywords: grinding aid, GA, diethanolisopropanolamine, DEIPA, chemical admixture. |
Autor: P.A. Demidov, R.M. Gainutdinov. |